[HTTP/3] Increased timeout for a slower test (#103410)

* Increased timeout for a slower test

* Removing logs

Author: ManickaP

src/libraries/System.Net.Http/tests/FunctionalTests/HttpClientHandlerTest.Http3.cs

@@ -140,7 +140,6 @@ public async Task SendStreamLimitRequestsConcurrently_Succeeds(int streamLimit)
                 {
                     await using Http3LoopbackStream stream = await connection.AcceptRequestStreamAsync();
                     await stream.HandleRequestAsync();
-                    _output.WriteLine($"[{DateTime.Now:HH:mm:ss.fffffff}] Server: Finished request {i}");
                 }
             });
 
@@ -160,18 +159,16 @@ public async Task SendStreamLimitRequestsConcurrently_Succeeds(int streamLimit)
                     };
 
                     tasks[i] = client.SendAsync(request);
-                    _output.WriteLine($"[{DateTime.Now:HH:mm:ss.fffffff}] Client: Started request {i}");
                 });
 
                 var responses = await Task.WhenAll(tasks);
-                _output.WriteLine($"[{DateTime.Now:HH:mm:ss.fffffff}] Client: Got all responses");
                 foreach (var response in responses)
                 {
                     response.Dispose();
                 }
             });
 
-            await new[] { clientTask, serverTask }.WhenAllOrAnyFailed(20_000);
+            await new[] { clientTask, serverTask }.WhenAllOrAnyFailed(200_000);
         }
 
         [Theory]